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Finding the Fourth Proportional to 25,393.29, 35,042.11 and 14,062.06

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Solution

The fourth proportional to 25,393.29, 35,042.11 and 14,062.06 is: 19,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.29 : 35,042.11 = 14,062.06 : x
  2. Step 2: Convert to fraction form
    25,393.29/35,042.11 = 14,062.06/x
  3. Step 3: Cross multiply
    25,393.29x = 35,042.11 × 14,062.06
  4. Step 4: Simplify right side
    25,393.29x = 492,764,253.35
  5. Step 5: Solve for x
    x = 492,764,253.35/25,393.29
  6. Step 6: Final answer
    x = 19,405.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.